甲烷系 的英文怎麼說

中文拼音 [jiǎwán]
甲烷系 英文
methane series
  • : Ⅰ名詞1 (天乾的第一位) the first of the ten heavenly stems2 (爬行動物和節肢動物身上的硬殼) she...
  • : 名詞[化學] (有機化合物的一類) alkane
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • 甲烷 : [有機化學] methane; fire-damp; methyl hydride marsh gas
  1. Progress in partial oxidation of methane to syngas over ni - based catalysts

    催化劑上部分氧化制合成氣
  2. Other contributors include methane released from landfills and agriculture ( especially from the digestive systems of grazing animals ), nitrous oxide from fertilizers, gases used for refrigeration and industrial processes, and the loss of forests that would otherwise store co2

    其它氣體包括垃圾和農業(食草動物的消化統)排放的、肥料中的氮氧化物、用於致冷和工業加工的氣體,以及能夠儲藏二氧化碳的森林面積的減少。
  3. An excellent adhesive was prepared from bismaleimide ( bmi ), epoxy resin ( e - 51 and tde - 85 ), 4, 4 ' - diaminodiphenyl sulfone ( dds ) in this thesis. the influence of liquid rubber and polymer ether imide ( pei ) on the properties ( especially high - temperature strength and the peeling strength ) were discussed, their different toughening characteristics and mechanisms were discussed. last, the process and effection of heat - resisted structural adhesive were studied by adhesive experiment of synchronizer in automobile. the results of investigation made clear : the adhesive, has good properties, especially heat - resisted properity

    根據材料分子設計的原理,研究了二苯雙馬來酰亞胺( bmi ) 4 , 4 』 ?二胺基二苯基碸( dds ) e ? 51 tde ? 85組成的環氧膠粘劑體,研究該體在作為高溫結構膠粘劑使用時的粘接性能;然後研究了用無規羧基液體丁腈橡膠( ctbn ? x )和聚醚酰亞胺( pei )分別來增韌該體的增韌效果;最後通過碳纖維耐磨材料與同步器圓錐環的粘接實驗,研究了耐高溫結構膠粘劑的粘接工藝和使用效果。
  4. Based on these and other considerations, some scientists have proposed that methanogens living on geologically derived hydrogen might form the base of underground microbial ecosystems on mars and on jupiter ' s ice - covered moon, europa

    基於前述及若干理由,有些科學家便提出,在火星以及被冰層覆蓋的木星衛星木衛二上,以地質活動所產生的氫氣為生的產菌,可能會形成地下細菌生態的主體。
  5. Much work has been done to prompt the rapid establishment of fuel cell technology in china. with the help of the visiting scholar, p. j. van den enden, the standard performance test of single mcfc has been done smoothly

    重建了荷蘭delft大學熔融碳酸鹽燃料電池單電池試驗統,並以標準氣體、水煤氣、等氣體作為燃料氣體,獲得了單電池的性能。
  6. Because in the drinking water has the slight pollutant content to be low, may use the ideal solution adsorption theoretical model ( iast ) to process, the result is satisfying, this model to studies the activated charcoal to add water has the slight pollutant the adsorption rule to have the extremely important guiding sensein addition, the solute measurement replacement adsorption model ( sdm - a ) also obtained to the above research system has imagined not the but actually result, namely appeared " v " the glyph extension broken line in adsorption isothermal chart

    鑒于飲用水中三氯含量較低,採用理想溶液吸附模型( iast )來指導其吸附動力學的研究,結果令人滿意,另外,溶質計量置換吸附模型( sdm - a )應用於上述研究體也取得了意外收獲。即在其吸附等溫線圖上出現了「 v 」字形的轉折線。該點對應飽和吸附量,可用來判斷單分子層和多分子層吸附的分界點。
  7. The research status and progress in the coupling methane partial oxidation and carbon dioxide reforming reaction including the catalysts used for the reaction are described and discussed

    摘要對耦合部分氧化與二氧化碳重整反應的研究現狀和進展及用於該反應的銥、鎳、鈷、鉑等催化體進行了介紹和探討。
  8. I concluded that human activities tied to farming ? primarily agricultural deforestation and crop irrigation ? must have added the extra co2 and methane to the atmosphere

    我的結論是,與農業緊緊相的人類活動(主要是農耕時的森林除伐與作物灌溉) ,必然為大氣添加了額外的二氧化碳與
  9. ( 2 ) in order to optimize the condition of analysis for the chosen direct spme system, the chosen components are : chloroform, acetic acid, n - amylalcohol, n - butyl acetate, dmf, p - xylene, cyclohexanone, aniline, phenol

    ( 2 )對選擇的直接spme體進行了分析測試條件優化,選擇的組分為:三氯,乙酸,正戊醇,乙酸丁酯, n , n -二酰胺,對二苯,環己酮,苯胺,苯酚。
  10. The paper establishes a risk management model for natural gas stations based on risk theory and risk assessment model, takes into account the real working conditions and technical specifications of natural gas stations in our country, carries on the assessment from nine aspects, and presents the risk standard, the acceptable criterion, and the suggestive measures to control these risks

    摘要以風險管理技術和風險評價模型為基礎,結合我國天然氣輸氣站場設計、施工、運行時的工況,遵循我國輸氣站場技術標準和安全規范,建立輸氣站場的風險管理模型,包括輸氣站場位置及環境、站內埋地管道、地面壓力設備、運轉設備、站內閥門、儀器儀表、工藝流程、站內泄漏、站場安全統等9個部分,提出了輸氣站場風險標準及可接受性準則,給出了風險控制的措施。
  11. In the fourth part, the application of hu - qiu model to the systems containing kinetic inhibitors were demonstrated. the kinetic parameters and the representative data of the experiments were gained. in the last, the effect of pressure, temperature and inhibitor concentration on the estimated kinetic parameters was determined

    參數估計部分闡述了胡春?裘俊紅模型在動力學抑制劑體中的適用性;獲得了水合物在含動力學抑制劑體下的參數估計值,得到了設定實驗條件下具有代表性的數據。
  12. Plastics piping systems - unplasticized poly vinyl chloride pipes - test method for the resistance to dichloromethane at a specified temperature

    塑料管道統.未增塑聚氯乙烯管件.規定溫度下抗二氯的試驗方法
  13. Abstract : it has been discovered that the coke formed in ch4 coupling under plasma can be eliminated via pure h2 discharge in the system. eliminating coke under plasma with positive or negative high voltage in dc electric field has been compared with that in ac field. the elimination of coke takes place only on the negative of the two electrodes in dc field, while on both electrodes in ac field. the coke on the reactor walls can be eliminated with either positive or negative high voltage and in either dc or ac field. based on the experimental facts, hypotheses of the reaction mechanism are suggested. quantity of eliminating coke depends on diametrical ratio between reactor and the electrode, input power and electrode materials

    文摘:發現了等離子條件下偶聯反應中形成的積炭可以通過該體中純氫氣放電而消除.將消除積炭使用直流電場的正高壓和負高壓與使用交流電場作了比較,發現直流電場中無論使用正高壓還是負高壓,只有陰極上的積炭可以被消除,而交流電場中兩極積炭均可被消除,反應器壁上的積炭在以上任何情況下均可被消除.基於實驗事實提出了機理假設.消除積炭的量與輸入功率、反應器對電極的直徑比以及電極材料有關
  14. Study on the relation between paddy field temperature and methane emission flux

    稻田溫度與排放通量關的研究
  15. Abstract : emphasis is put on the recent development concerning the catalytic oxidation of methane to oxygenates by heterogeneous catalysis and liquid catalysis. for heterogeneous catalysis, the choice of catalysts, reaction temperature and pressure, oxygents, additives, reactors and reaction mechanism are summarized. different research systems of liquid phase oxidation of methane are reviewed

    文摘:本文對催化氧化制含氧化合物的研究,從多相催化和液相催化兩個方面進行了綜述;對多相催化的研究從催化劑的選擇、反應溫度、反應壓力、氧源、反應添加物、反應器及反應機理等方面進行了總結,液相氧化的研究則對不同的研究體進行了詳細的綜述。
  16. Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system

    統可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程;利用微波對材料的選擇加熱特性,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱統設計提供了一條全新的技術路線以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波等離體化學氣相沉積金剛石的成核與生長研究,統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該統上mpcvd金剛石膜的最佳的實驗工藝參數。
  17. The mine monitoring system is main applied to coal mine exploitation process under mine, it is applied to danger environment that containing firedamp and smut blast under coal mine, it belongs industry automation system that adopting essence - safe design, general - utility type, high performance and high reliability. pcm - 3350 main board and pcm - 3612 main board of pc104 bus are used as hardware platform and windowsce. net of microsoft is used as operating system. the transport strap control automation system is developed according to practical request by using mcgs industrial configuration software

    我們開發的這種礦山監測統是一種適用於煤礦井下有和煤塵爆炸危險環境中的,採用本安設計的,通用型、高性能、高可靠性的工業自動化統,它採用pc104總線的pcm - 3350 、 pcm - 3612主板作為硬體平臺,微軟的windowsce . net作為操作統,而運輸皮帶控制自動化統是利用mcgs工業組態軟體根據實際要求開發出來的。
  18. Comprehensive studies on adsorption of ch4, n2, co2 single gas and their multicomponent gas on coal are conducted by applying physical chemistry, interface chemistry, coal petrology and coal chemical engineering knowledge

    本文運用物理化學、界面化學、煤巖學和煤化學等專業知識,較統地研究了煤對氣體的吸附作用。對不同煤級煤吸附的特徵及其變化規律進行了較詳細的分析。
  19. The liquid - liquid equilibrium data of ternary dem - ethanol - glycerin system have been determined at atmospheric pressure and different temperatures of 20, 40 and 60 ? c, the conjugate phase compositions and thereout the contribution curves of this ternary liquid - liquid equilibrium system have been obtained

    摘要在常壓, 20 、 40 、 60下,測定了二乙氧基乙醇丙三醇三元體的液液平衡數據,得到了三元液液平衡體的共扼相組成並由此繪得相平衡曲線。
  20. Investigation report of ch4 leak for gathering and transportation system in chongqing natural gas field

    重慶市天然氣集輸泄漏現狀調查
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